CURLINFO_SPEED_DOWNLOAD

Section: curl_easy_getinfo options (3)
Updated: November 04, 2020
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NAME

CURLINFO_SPEED_DOWNLOAD - get download speed

SYNOPSIS

CURLcode curl_easy_getinfo(CURL *handle, CURLINFO_SPEED_DOWNLOAD, double *speed);

DESCRIPTION

Pass a pointer to a double to receive the average download speed that curl measured for the complete download. Measured in bytes/second.

CURLINFO_SPEED_DOWNLOAD_T(3) is a newer replacement that returns a more sensible variable type.

PROTOCOLS

EXAMPLE

CURL *curl = curl_easy_init();
if(curl) {
  curl_easy_setopt(curl, CURLOPT_URL, "https://example.com");

  /* Perform the request */
  res = curl_easy_perform(curl);

  if(!res) {
    double speed;
    res = curl_easy_getinfo(curl, CURLINFO_SPEED_DOWNLOAD, &speed);
    if(!res) {
      printf("Download speed %.0f bytes/sec\n", ul);
    }
  }
}

AVAILABILITY

Added in 7.4.1

RETURN VALUE

Returns CURLE_OK if the option is supported, and CURLE_UNKNOWN_OPTION if not.